package knowlodges.basicKonwledge;

import org.junit.Assert;

import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

/**
 * @Author: Clarence
 * @Date: 2022/7/18 22:45
 */
public class ConcurrentHashMapTest {
    public static void main(String[] args) {
        ConcurrentHashMap concurrentHashMap = new ConcurrentHashMap();
        Map<String, Object> map = new HashMap<>();
    }
}
